Irwin 5 Pc Countersink Drill Bit Set for Metal

IRWIN High Speed Steel Countersinks feature a precision-ground 82-degree tip that makes them ideal for countersinking into most machinable metals. They're made from industrial grade high speed steel for increased durability, and they include a black oxide finish for added corrosion resistance. The five flute design reduces vibration for smoother drilling and extended life. Plus, the 1/4" round shank fits all handheld and stationary drills.

FEATURES

• Precision ground 82° tip for countersinking most machinable metals, wood or plastic
  
• Made from industrial grade high speed steel for increased durability
• Includes a black oxide finish for added corrosion resistance
• Five flute design reduces vibration for smoother drilling and extended life
• 1/4" round shank fits all handheld and stationary drills

INCLUDES

• (1) 1/4" countersink
• (1) 3/8" countersink
• (1) 1/2" countersink
• (1) 5/8" countersink
• (1) 3/4" countersink
• (1) case